light utility efficiency model

常见例句

The utility model provides a light dielectric core feedhorn with high efficiency and low noise, which belongs to the improvement of existing dielectric loading horns.
本实用新型提供了一种轻型、高效、低噪声介质芯喇叭天线，属于现有介质加载喇叭的改进。
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Compared with the traditional air purification filter core, the utility model has the advantages of appropriate wind-resistance coefficient, stable efficiency, light weight, low cost, and so on.
与传统的空气净化滤芯相比，本实用新型提供的滤芯具有合适的风阻系数及稳定的效能且质量小、成本低等优点。
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The utility model has the advantages of simple structure, small size, light weight, convenient carrying, simple operation and high efficiency, and the operation of the utility model is safe and quick.
本新型的优点是结构简单、体积小、重量轻、携带方便、操作简单、安全可靠、快速高效。
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